Chris Rainier is considered one of the leading documentary photographers working today. His life's mission is to put on film both the remaining natural wilderness and indigenous cultures around the globe and to use images to create social change. Rainier co-directs the National Geographic Society's Cultural Ethnosphere Program as well as the All Roads Photography Program. He is a contributing editor for National Geographic Traveler magazine, specializing in culture; a contributing photographer for National Geographic Adventuremagazine; and a correspondent on photography for NPR's Day to Day radio show. Rainier also heads National Geographic's Enduring Voices Project, which is documenting the world's most endangered languages. ... http://photography.nationalgeographic.com/photography/photographers/photographer-chris-rainier/